Update git submodules

* Update helpcontent2 from branch 'master'
to ac18c4fecf88bada7992d90e973bc534f9103782
- Clarify that database is registered to installed LibreOffice instance

... not to LibreOffice project.

See https://ask.libreoffice.org/en/question/223311 for rationale:

> When I register a data base am I registering it (my personal
> information) outside my computer?

Change-Id: I0508e8761f327c857718a0f84a11ce1334627cfb
Reviewed-on: https://gerrit.libreoffice.org/c/help/+/86061
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

1 files changed, 0 insertions, 0 deletions

diff --git a/helpcontent2 b/helpcontent2
-Subproject 8bf839b1a4472bfc3284a6e0087410210eeb972
+Subproject ac18c4fecf88bada7992d90e973bc534f910378